Impossible Engineering Season 2 Episode 5 2016

Impossible Engineering Synopsis: How did engineers move mountains to build the longest and deepest rail tunnel on the planet? Discover how 25 million tons of rock were moved to build this modern wonder, the Gotthard Base Tunnel.

  • Released: 2016-04-13
  • Genre: Documentary
  • Impossible Engineering Movie Cast (Stars):


    Mike Bratton,
    Susie Sheehy
  • Impossible Engineering Movie Crew (Director):

  • Link: Impossible Engineering on CWR CRB

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